Home / 4,221.33-5,825.31-2,332.88

Finding the Fourth Proportional to 4,221.33, 5,825.31 and 2,332.88

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Solution

The fourth proportional to 4,221.33, 5,825.31 and 2,332.88 is: 3,219.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,221.33 : 5,825.31 = 2,332.88 : x
  2. Step 2: Convert to fraction form
    4,221.33/5,825.31 = 2,332.88/x
  3. Step 3: Cross multiply
    4,221.33x = 5,825.31 × 2,332.88
  4. Step 4: Simplify right side
    4,221.33x = 13,589,749.19
  5. Step 5: Solve for x
    x = 13,589,749.19/4,221.33
  6. Step 6: Final answer
    x = 3,219.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.